Reaction: chlorophyllide a + NADP+ = divinyl chlorophyllide a + NADPH + H+
For diagram click here.
Other name(s): [4-vinyl]chlorophyllide a reductase; 4VCR
Systematic name: chlorophyllide-a:NADP+ oxidoreductase
Comments: Also reduces divinyl protochlorophyllide to protochlorophyllide in some species, providing an alternative pathway.
Links to other databases: BRENDA, EXPASY, KEGG, CAS registry number:
References:
1. Tripathy, B.C., and Rebeiz, C.A. Chloroplast biogenesis 60. Conversion of divinyl protochlorophyllide to monovinyl protochlorophyllide in green(ing) barley, a dark monovinyl/light divinyl plant species.Plant Physiol. 87 (1988) 89-94.
2. Parham, R. and Rebeiz, C.A. Chloroplast biogenesis: [4-vinyl] chlorophyllide a reductase is a divinyl chlorophyllide a-specific, NADPH-dependent enzyme. Biochemistry 31 (1992) 8460-8464. [PMID: 1390630]
3. Parham. R. and Rebeiz, C.A. Chloroplast biogenesis 72: a [4-vinyl]chlorophyllide a reductase assay using divinyl chlorophyllide a as an exogenous substrate. Anal. Biochem. 231 (1995) 164-169. [PMID: 8678296]
4. Kolossov, V.L. and Rebeiz, C.A. Chloroplast biogenesis 84: solubilization and partial purification of membrane-bound [4-vinyl]chlorophyllide a reductase from etiolated barley leaves. Anal. Biochem. 295 (2001) 214-219. [PMID: 11488624]